Recirculation Pump; Characteristic Curves; Water Connections - Riello 20083501 Manual

CHARACTERISTIC CURVES

H/m
Wilo-Yonos Para Z
4660/ ≤5 PWM1 / ≤95 PWM2
15/7.0, 25/7.0
7
1-230 V - Rp1/2, Rp1, Rp1 1/4
n=1 / min / % PWM 1 / % PWM 2
4178/ 15 / 85
PWM1 PWM2
6
5
3695/ 25 / 75
PWM1 PWM2
4
3213/ 35 / 65
PWM1 PWM2
3
2730/ 45 / 55
PWM1 PWM2
2
2248/ 55 PWM1 / 45 PWM2
1765/ 65 / 35
PWM1 PWM2
1
1283/ 75 / 25
PWM1 PWM2
0
0 0,5 1,0 1,5
0 0,2 0,4
0 2 4 6
P /W
1
40
20
0
0 0,5 1,0 1,5
A solenoid valve must be fitted in the incoming cold water pipe of each DHW mixer.
The minimum recommended dimensions for the water pipes connecting the DHW mixers are:
Primary inlet and outlet . . . . . . . . . . . . . . . . . . . . .1 1/4"
Domestic cold water inlet . . . . . . . . . . . . . . . . . . .1 1/4"
Domestic hot water outlet . . . . . . . . . . . . . . . . . . .1 1/4"
Recirculation . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1"
Connecting pipes between the DHW mixers
and the inlet/outlet pipes . . . . . . . . . . . . . . . . . . . .ø18

RECIRCULATION PUMP

p/kPa
70
60
50
40
30
20
10
0
Q/m³/ h
2,0 2,5 3,0
0, 6 0,8
Q/l/s
8 10 Q/Igpm
max.
Q/m³/ h
2,0 2,5 3,0

WATER CONNECTIONS

9